Home / 4,829,175.40-7,243,763.10-3,128,564.20

Finding the Fourth Proportional to 4,829,175.40, 7,243,763.10 and 3,128,564.20

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Solution

The fourth proportional to 4,829,175.40, 7,243,763.10 and 3,128,564.20 is: 4,692,846.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,829,175.40 : 7,243,763.10 = 3,128,564.20 : x
  2. Step 2: Convert to fraction form
    4,829,175.40/7,243,763.10 = 3,128,564.20/x
  3. Step 3: Cross multiply
    4,829,175.40x = 7,243,763.10 × 3,128,564.20
  4. Step 4: Simplify right side
    4,829,175.40x = 22,662,577,907,941.02
  5. Step 5: Solve for x
    x = 22,662,577,907,941.02/4,829,175.40
  6. Step 6: Final answer
    x = 4,692,846.30

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.